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Fix bug function mapContains

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This commit is contained in:
Pavel Kruglov 2021-06-08 15:27:51 +03:00
parent 86759753e0
commit 7dcbf7dbcd
3 changed files with 10 additions and 4 deletions
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8
src/Functions/map.cpp
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@ -182,18 +182,20 @@ public:
ColumnPtr executeImpl(const ColumnsWithTypeAndName & arguments, const DataTypePtr & result_type, size_t input_rows_count) const override
{
const ColumnMap * col_map = typeid_cast<const ColumnMap *>(arguments[0].column.get());
bool is_const = isColumnConst(*arguments[0].column);
const ColumnMap * col_map = is_const ? checkAndGetColumnConstData<ColumnMap>(arguments[0].column.get()) : checkAndGetColumn<ColumnMap>(arguments[0].column.get());
if (!col_map)
return nullptr;
throw Exception{"First argument for function " + getName() + " must be a map", ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT};
const auto & nested_column = col_map->getNestedColumn();
const auto & keys_data = col_map->getNestedData().getColumn(0);
/// Prepare arguments to call arrayIndex for check has the array element.
ColumnPtr column_array = ColumnArray::create(keys_data.getPtr(), nested_column.getOffsetsPtr());
ColumnsWithTypeAndName new_arguments =
{
{
ColumnArray::create(keys_data.getPtr(), nested_column.getOffsetsPtr()),
is_const ? ColumnConst::create(std::move(column_array), keys_data.size()) : std::move(column_array),
std::make_shared<DataTypeArray>(result_type),
""
},

2
tests/queries/0_stateless/01651_map_functions.reference
View File

@ -19,3 +19,5 @@
[1002]
{'aa':4,'bb':5} ['aa','bb'] [4,5]
{'aa':4,'bb':5} 1 0
{0:0} 1
{0:0} 0

2
tests/queries/0_stateless/01651_map_functions.sql
View File

@ -25,3 +25,5 @@ drop table if exists table_map;
-- Const column
select map( 'aa', 4, 'bb' , 5) as m, mapKeys(m), mapValues(m);
select map( 'aa', 4, 'bb' , 5) as m, mapContains(m, 'aa'), mapContains(m, 'k');
select map(0, 0) as m, mapContains(m, number % 2) from numbers(2);